The BIOS (Basic Input/Output System) on your PC controls fundamental operations, such as guiding the computer on how to boot ...

If your Hard drive does not show up on the boot ... off in BIOS. Some motherboard manufacturers disable unused ports in the BIOS by default. In this case, you must access the BIOS setup to verify ...

such as the boot order of the PC (see first boot sequence). The BIOS setup has also been called the "CMOS setup" or "CMOS RAM," because settings were initially held in a battery-backed CMOS memory ...

You will see the Startup Menu ... time boot to the Advanced startup options, allowing BIOS access without a full system restart. Use this method for a quicker entry to the system setup.